tolong di jawab pake cara besok di kumpulkan |4×-5|=10

Materi : Persamaan Mutlak

Pembahasan :
|4x - 5| = 10
(4x - 5)² = 10²
(4x - 5)² - 10² = 0
(4x - 5 + 10)(4x - 5 - 10) = 0
(4x + 5)(4x - 15) = 0
x = -5/4
x = 15/4

Hp : {-5/4 , 15/4}